Finding the Fourth Proportional to 110,496.25, 165,774.97 and 43,983.09
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Solution
The fourth proportional to 110,496.25, 165,774.97 and 43,983.09 is: 65,986.81
Step by Step Solution
- Step 1: Write the proportion equation
110,496.25 : 165,774.97 = 43,983.09 : x - Step 2: Convert to fraction form
110,496.25/165,774.97 = 43,983.09/x - Step 3: Cross multiply
110,496.25x = 165,774.97 × 43,983.09 - Step 4: Simplify right side
110,496.25x = 7,291,295,425.26 - Step 5: Solve for x
x = 7,291,295,425.26/110,496.25 - Step 6: Final answer
x = 65,986.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.